Search results for “site:animaldiversity.org”
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animaldiversity.org
site › accounts › information › Arthropoda.html
Arthropods include an incredibly diverse group of taxa such as insects, crustaceans, spiders, scorpions, and centipedes. There are far more species of arthropods than species in all other phyla combined, and the number of undescribed species in the largest assemblage of arthropods, the insects...
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animaldiversity.org
site › accounts › information › Castoridae.html
Beavers make up a very small family (2 modern species in one genus, Castor ), but its members are conspicuous members of forest communities in the north temperate zone, and their ecological impact is considerable. They also played a pivotal role in the European exploration and settling of many...
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animaldiversity.org
site › accounts › information › Echinoidea.html
There are approximately 940 species of echinoids distributed worldwide in marine habitats from the intertidal to 5000 meters deep. Their fossil record is extensive due to their test (an internal skeleton), and dates back to the middle...
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animaldiversity.org
site › accounts › information › Hyracoidea.html
Hyraxes, also known as dassies or conies, are jack-rabbit sized animals with short tails and peculiar, 3-toed hind feet with almost hoof-like nails on two of the toes (the inner toe has a claw). The forefeet have 5 toes. The soles of their fore- and hindfeet, which are moistened by special sweat...
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animaldiversity.org
site › accounts › information › Lagomorpha.html
Currently, we recognize 80 living species of lagomorphs, placed in 2 families containing 13 genera. Native populations are found on all continents except Australia and Antarctica; they are absent from southern South America and most...
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animaldiversity.org
site › accounts › information › Scandentia.html
Like elephant shrews, tree shrews have often been considered a divergent family of Insectivora. They differ from members of that order, however, in possessing complete auditory bullae and zygomatic arches. Their orbits are large, and behind the orbit is a well-developed and complete postorbital...
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animaldiversity.org
site › accounts › information › Scaphopoda.html
There are approximately 900 species of Scaphopoda, commonly called tusk shells. (Brusca and Brusca, 2003) Geographic Range Scaphopods are found in marine regions around the world. (Brusca and Brusca, 2003; Jones and Baxter, 1987) Habitat Scaphopods are all marine species whose habitat ranges from...
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animaldiversity.org
site › accounts › information › Tragulidae.html
This small family of artiodactyls (3 genera and 4 species) is found in southeastern Asia and Africa. Usually solitary and nocturnal, tragulids live in dense vegetation on the forest floor. They are primarily herbivorous, feeding on grasses, leaves, and some fruit, but they also eat invertebrates...
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animaldiversity.org
site › accounts › information › Aplacophora.html
There are approximately 320 described species in Aplacophora. However, it is likely there are many other species that have not been described. (Brusca and Brusca, 2003; Scheltema, 2001) Geographic Range Aplacophorans are found throughout...
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animaldiversity.org
site › accounts › information › Bombyx_mori.html
Bombyx mori originally existed in the wild throughout Asia. Though they are believed to no longer exist in the wild, they are in the care of the silk industry in Asia and Australia (Savela 1998). Habitat Although B. mori is native to China, it does not live in the wild any longer because of...